UFO Study:
“UFO Sightings in Australia: a short study”

(*U* UFO DATABASE, U.S.A.)

Australia experienced UFO waves in 1954 and 1978, according to Larry Hatch:

http://www.web.archive.org/web/20131219171544/http://www.larryhatch.net/AUSTUDY.html

(larryhatch.net/archive.org image)